.w {
    /* 版心 */
    position: relative;
    width: 1300px;
    margin: 0 auto;
}

ul,
ol {
    list-style: none;
    margin: 0;
    padding: 0;
}

a {
    text-decoration: none;
}

a:hover {
    text-decoration: none;
}

body {
    background-color: #efefef;
}


/* 顶部模块 */


/* 顶部大图片 */

.top-banner {
    height: 120px;
    margin: 0 auto;
    background: url(../upload/top_banner.png) no-repeat;
    background-position: 50%;
    background-size: auto 120px;
}


/* 顶部导航栏 */

.top-nav {
    position: relative;
    width: 100%;
    height: 45px;
    background-color: #333333;
}

.top-nav-left_nav li {
    float: left;
    padding: 0 7px;
}

.top-nav-left_nav li:nth-child(1) {
    padding-left: 0;
}

.info {
    float: right;
}

.info li {
    float: left;
    margin: 0px 10px;
}

.info li:nth-child(4) {
    margin-right: 0px;
}

.top-nav .top-nav-left_nav li a,
.info li a {
    color: #B0B0B0;
    font-size: 12px;
    line-height: 45px;
}

.top-nav .top-nav-left_nav li a:hover,
.info li a:hover {
    color: #fff;
}

.info .shopCar {
    top: 0px;
    width: 135px;
    height: 45px;
    padding-left: 15px;
    color: #B0B0B0;
    line-height: 40px;
    background-color: #424242;
}

.info .shopCar a {
    font-size: 12px;
    line-height: 45px;
    color: #B0B0B0;
}

.info .shopCar a span {
    margin-right: 10px;
}

.erweima {
    display: none;
    position: absolute;
    top: 45px;
    left: 537px;
    box-shadow: 0 0 2px rgba(0, 0, 0, 0.3);
    z-index: 2;
}

.erweima span {
    position: absolute;
    top: -9px;
    left: 42px;
    color: #fff;
}

.erweima img {
    width: 100px;
    height: 120px;
}


/* slide_bar */

.slide_bar {
    position: relative;
    display: flex;
    flex-direction: column;
    position: fixed;
    right: 0px;
    top: 100px;
    width: 90px;
    z-index: 9999;
}

.slide_bar .APP_saoma {
    display: none;
    position: absolute;
    top: 25px;
    left: -94px;
    z-index: 2;
}

.slide_bar .APP_saoma span {
    position: absolute;
    color: #fff;
    top: 10px;
    left: 81px;
}

.slide_bar .APP_saoma img {
    width: 85px;
}

.slide_bar ul li {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 90px;
    height: 100px;
    padding-top: 25px;
    font-size: 16px;
    text-align: center;
    color: #9C9C9C;
    background-color: #fff;
    border: 1px solid #ddd;
    cursor: pointer;
}

.slide_bar ul li:nth-child(-n+4) {
    border-bottom: 0;
}

.slide_bar ul li:nth-child(6) {
    margin-top: 20px;
    visibility: hidden;
}

.slide_bar ul li span {
    font-size: 24px;
    margin-bottom: 10px;
}


/* 顶部产品分类模块 */

.product-classify {
    display: flex;
    align-items: center;
    position: relative;
    height: 115px;
}

.logo {
    position: relative;
    overflow: hidden;
    width: 55px;
    height: 55px;
}

.logo ul {
    position: absolute;
    top: 0;
    left: -55px;
    width: 300%;
}

.logo ul li {
    float: left;
}

.logo ul li img {
    width: 55px;
    height: 55px;
}

.classify {
    display: flex;
    align-items: center;
    float: left;
    height: 115px;
    margin-left: 195px;
    padding: 0px 5px;
}

.classify li {
    float: left;
    margin: 0px 7px;
}

.classify li a {
    font-size: 14px;
    color: #5c5c5c;
}

.classify li a:hover {
    color: #FF6700;
}

.search-box {
    position: absolute;
    right: 0;
    display: flex;
    align-items: center;
    height: 115px;
}

.search-box .inp {
    width: 275px;
    height: 55px;
    padding: 10px;
    border: 1px solid #ccc;
    outline: none;
}

.search-box .fdj {
    /* 层叠掉 bootstrap 中冲突样式 */
    top: 0;
    width: 55px;
    height: 55px;
    font-size: 24px;
    text-align: center;
    line-height: 55px;
    border: 1px solid #ccc;
    border-left: 0;
}


/* 轮播图模块 */

.banner {
    position: relative;
}

.banner-left-nav {
    position: absolute;
    top: 0;
    left: 0;
    width: 263px;
    height: 535px;
    background-color: rgba(0, 0, 0, .4);
    z-index: 2;
}

.bgc {
    background-color: #FF6700;
}

.banner-left-nav ul li {
    width: 100%;
    height: 50px;
    line-height: 50px;
    padding: 0px 15px;
    color: #fff;
    cursor: pointer;
}

.banner-left-nav ul li:nth-child(1) {
    margin: 20px 0px 0px;
}

.banner-left-nav ul li span {
    line-height: 50px;
    float: right;
}

.banner-left-nav ul li:nth-child(10) {
    margin: 0px 0px 20px;
}

.focus {
    overflow: hidden;
    width: 1300px;
    height: 535px;
    position: relative;
}

.circle {
    position: absolute;
    right: 50px;
    bottom: 20px;
}

.circle li {
    float: left;
    width: 15px;
    height: 15px;
    margin: 0px 10px;
    border: 3px solid #fff;
    border-radius: 50%;
}

.current {
    width: 15px;
    height: 15px;
    background-color: #fff;
    border: 3px solid #fff;
    border-radius: 50%;
}

.focus .arr-l,
.focus .arr-r {
    display: none;
    position: absolute;
    width: 30px;
    height: 40px;
    font-size: 30px;
    line-height: 40px;
    background-color: #666;
    opacity: 0.3;
    cursor: pointer;
    z-index: 2;
}

.focus .arr-l {
    top: 220px;
    left: 263px;
    color: #aaa;
}

.focus .arr-r {
    top: 220px;
    right: 0;
    color: #aaa;
}

.focus ul {
    position: absolute;
    top: 0;
    left: 0;
    width: 600%;
}

.focus ul li {
    float: left;
}

.focus ul li img {
    width: 1300px;
    height: 535px;
}


/* nav_end 模块 */

.nav_end {
    display: flex;
    align-items: center;
    height: 215px;
}

.nav_end-icon {
    display: flex;
    flex-wrap: wrap;
    width: 293px;
    height: 170px;
    background-color: #5F5750;
}

.nav_end-icon a {
    flex: 33.33%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 25px;
    color: #aaa;
}

.nav_end-icon a:hover {
    color: #fff;
}

.nav_end-icon a span {
    margin-bottom: 10px;
}

.nav_end-icon a span img {
    width: 24px;
    height: 24px;
}

.pic-display {
    flex: 1;
    align-items: center;
    display: flex;
    height: 212px;
}

.pic-display img {
    width: 316px;
    height: 170px;
    margin-left: 20px;
}


/* <!-- 主体模块制作 --> */

.second_kill {
    height: 450px;
}

.second_kill_hd {
    position: relative;
    height: 70px;
}

.second_kill_hd h3 {
    position: absolute;
    left: 0;
    margin: 0;
    padding-top: 0;
    line-height: 70px;
    color: #555555;
}

.second_kill_hd div {
    position: absolute;
    right: 3px;
    line-height: 75px;
}

.second_kill_hd div span {
    font-size: 16px;
    padding: 3px 10px;
    border: 1px solid #ccc;
}

.second_kill_hd div span:hover {
    color: #FF6700;
}

.second_kill_bd {
    display: flex;
    justify-content: space-between;
    ;
}

.second_kill_bd div {
    width: 260px;
    height: 385px;
    margin-right: 10px;
}

.second_kill_bd div:nth-child(1) {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #E53935;
    background-color: #f1e9e9;
}

.second_kill_bd div:nth-child(1) a {
    display: block;
    font-size: 16px;
    color: #666;
    margin: 15px 0px;
}

.second_kill_bd div:nth-child(1) a:nth-child(3) {
    margin-bottom: 50px;
}

.second_kill_bd div:nth-child(1) span {
    display: inline-block;
    width: 40px;
    height: 40px;
    background: #605751;
    font-size: 20px;
    color: #fff;
    text-align: center;
    line-height: 40px;
}

.second_kill_bd div:nth-child(n+2) img {
    width: 260px;
    height: 385px;
}

.second_kill_bd div:nth-child(2) {
    border-top: 1px solid #00C0A5;
}

.second_kill_bd div:nth-child(3) {
    border-top: 1px solid #FFAC13;
}

.second_kill_bd div:nth-child(4) {
    border-top: 1px solid #2196F3;
}

.second_kill_bd div:nth-child(5) {
    border-top: 1px solid #83C44E;
    margin-right: 0;
}


/* mi_phone模块  */

.mi_phone_top_banner {
    margin: 30px 0px 20px;
}

.mi_phone_top_banner img {
    width: 100%;
}

.mi_phone_hd>div span {
    color: #333;
    font-size: 16px;
    border: 0px;
}

.mi_phone_hd>div:hover span:nth-child(1) {
    color: #FF6700 !important;
}

.mi_phone_hd>div span:nth-child(2) {
    color: #eee;
    background-color: #B0B0B0;
    padding: 3px;
    border-radius: 12px;
}

.mi_phone_hd>div:hover span:nth-child(2) {
    color: #fff;
    background-color: #FF6700 !important;
}

.mi_phone_bd_big {
    height: 690px;
    margin-right: 10px;
    transition: all .3s;
}

.mi_phone_bd_big img {
    height: 100%;
}

.mi_phone_bd {
    display: flex;
}

.mi_phone_display {
    flex: 1;
    display: flex;
    flex-wrap: wrap;
}

.mi_phone_display>div {
    flex: 20%;
    width: 262px;
    height: 349px;
    padding: 5px;
}

.mi_phone_display>div:nth-child(-n+4) {
    padding-top: 0px;
}

.mi_phone_display>div:nth-child(n+5) {
    padding-bottom: 0px;
}

.mi_phone_display>div div {
    height: 335px;
    text-align: center;
    background-color: #fff;
}

.mi_phone_display .phone div img {
    width: 200px;
    height: 185px;
    margin-bottom: 15px;
}

.mi_phone_display .phone div h5 {
    font-size: 18px;
}

.mi_phone_display .phone div p {
    margin: 20px 0;
    font-size: 14px;
    color: #B0B0B0;
}

.mi_phone_display .phone div span {
    color: #FF6700;
    font-size: 16px;
    padding-bottom: 25px;
}

.phone {
    transition: all .3s;
}

.box_shadow {
    box-shadow: 0px 3px 7px rgba(0, 0, 0, .2);
}


/* 删除线 */

del {
    padding-left: 5px;
    font-size: 16px;
    color: #9C9C9C;
}


/* 家电模块 */

.mi_appliance .second_kill_hd em {
    font-style: normal;
    font-size: 16px;
    padding: 0 7px 10px;
    border-bottom: 1px solid #999;
}

.mi_appliance .second_kill_hd em:hover {
    color: #FF6700;
    border-bottom: 1px solid#FF6700;
}

.mi_appliance_big {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.mi_appliance_big img {
    width: 250px;
    height: 335px;
}

.last div {
    transition: all .3s;
}

.last div:nth-child(1) {
    display: flex;
    height: 170px;
}

.last div:nth-child(1) div {
    flex: 1;
    height: 150px;
    padding-top: 25px;
}

.last div:nth-child(1) div h5 {
    font-size: 18px;
}

.last div:nth-child(1) div:nth-child(1) {
    display: flex;
    flex-direction: column;
}

.last div:nth-child(1) div:nth-child(1) span {
    padding-top: 15px;
    font-size: 14px;
    color: #FF6700;
}

.last div:nth-child(2) {
    display: flex;
    height: 155px;
    margin-top: 10px;
}

.last div:nth-child(2) div {
    display: flex;
    flex-direction: column;
    height: 150px;
    padding: 10px;
}

.last div:nth-child(2) div h5 {
    font-size: 22px;
    padding-top: 25px;
}

.last div:nth-child(2) div span {
    color: #9C9C9C;
    align-self: flex-start;
}

.fs {
    width: 60px;
    height: 60px;
    font-size: 42px;
    color: #FF6700;
    margin: 50px 35px;
    padding: 3px;
    border: 4px solid #FF6700;
    border-radius: 30px;
}

.video_bd {
    height: 325px;
}

.video_bd>div {
    position: relative;
    float: left;
    width: 310px;
    height: 310px;
    background-color: #fff;
    text-align: center;
    margin-right: 20px;
    transition: all .3s;
}

.video_bd .play {
    position: absolute;
    top: 145px;
    left: 20px;
    width: 35px;
    height: 30px;
    border-radius: 15px;
    color: #fff;
    border: 2px solid #fff;
    padding: 4px 5px 5px 7px;
    font-size: 16px;
}

.video_bd div img {
    width: 100%;
}

.video_bd div h5 {
    font-size: 18px;
    margin-top: 35px;
}

.video_bd div p {
    font-size: 14px;
    color: #9C9C9C;
}

.video_bd div:nth-child(4) {
    margin: 0;
}


/* 底部模块 */

footer .service {
    height: 375px;
    background-color: #fff;
}

.service .service_list {
    display: flex;
    align-items: center;
    height: 90px;
    border-bottom: 1px solid #ccc;
}

.service .service_list span {
    flex: 1;
    text-align: center;
    font-size: 18px;
}

.service .service_list span:hover {
    color: #ff6700;
}

.service .service_list span span {
    padding: 0px 10px;
}

.service_all {
    display: flex;
    height: 280px;
}

.service_all .service_list_all {
    flex: 1;
}

.service_all .customer_service {
    width: 290px;
    height: 125px;
    margin-top: 60px;
}

.service_list_all {
    display: flex;
    justify-content: space-around;
}

.service_list_all dl {
    margin-top: 65px;
}

.service_list_all dl dt {
    margin-bottom: 15px;
    font-size: 18px;
    font-weight: normal;
}

.service_list_all dl dd {
    margin: 10px 0;
    color: #555;
    font-size: 14px;
}

.service_list_all dl dd:hover {
    color: #ff6700;
}

footer .footer_end {
    height: 270px;
    background-color: #FAFAFA;
}

footer .end {
    display: flex;
    padding-top: 30px;
}

.end div:nth-child(1) {
    margin-right: 10px;
}

.end div:nth-child(2) {
    flex: 1;
}

.end div:nth-child(2) img {
    width: 1120px;
    height: 100px;
}

footer .end a {
    color: #555;
    font-size: 14px;
}

footer .end a:hover {
    color: #ff6700;
}

footer .end p {
    color: #aaa;
    font-size: 12px;
}